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Siemens Building Technologies
Basic Documentation RVP540 / RVP550
CE1P2488en
HVAC Products
Description of the enduser settings
18.10.2002
Solar collectors
For detailed information about solar yield measurement, refer to operating lines
159, 160 and 338 through 344.
3.29 24-hour yield of solar energy
•
Visualization of energy yield of the respective day
The amount of energy delivered to the plant by the solar collectors is continuously
measured and calculated. The reading made in the evening represents the 24-hour
yield of solar energy.
Display
Unit
0...999.9 kWh
Every day at midnight, the 24-hour yield of solar energy is reset to zero.
3.30 Total yield of solar energy
−
Visualization of total energy yield
The individual 24-hour yields are added up and displayed on this operating line.
The display corresponds to the sum of all 24-hour yields since the total yield was reset
last.
Display
Unit
0...9999999.9 kWh
To reset the display to zero, press the + / - buttons simultaneously for 3 seconds.
3.31 Acknowledgement of heat pump error
messages 135 and 137
•
Error messages "Brine temperature too low" and "Operation feedback signal miss-
ing" can be reset on this line.
Error messages "Water / brine sensor temperature too low" (error message 135 on op-
erating line 50) and "Operation feedback signal E1 missing" (error message 137) can
be reset (acknowledged).
Setting range
Unit
Factory setting
0 / 1
1
0
To reset the error message, press the + / - buttons simultaneously for 3 seconds.
After manually resetting (acknowledging) the 2 error messages, the heat pump at-
tempts to resume operation. This can be of advantage after a fault has been rectified
(e.g. replacement of a dirty filter, or replacement of a faulty pump).
Error messages 135 and 137 will automatically be reset after 6 hours (activation of op-
erating line 415
EXP
).
Benefit
Description
Setting
Resetting
Benefit
Description
Setting
Resetting
Benefit
Description
Setting
Resetting
Effect
Note
